Request predictions

classify_request.js

function addClassifyRequestInterval() {
    setInterval(function() {
        if (!shouldUpdate) {
            return
        }
        shouldUpdate = false;

        var xhttp = new XMLHttpRequest();
        xhttp.onreadystatechange = function() {
            if (xhttp.readyState == 4 && xhttp.status == 200) {
                let jsonResponse = JSON.parse(xhttp.responseText);
                let top5 = jsonResponse['top5'];
                updatePredictionsHTML(top5);
            }
        };
        data = encodeURIComponent(JSON.stringify({"data": points}))
        xhttp.open("GET", "http://localhost/classify?points=" + data, true);
        xhttp.send(null);
    }, 150);
}